Vendor:
The MM-PSF is an embedded isolated power supply by MicroMax Computer Intelligence, designed specifically for РС/104 systems.
It provides a РС/104 system with 12V DC (5A max.), 5V DC (12A max.), 3.3V DC (2.5A or 7A max.), −12V DC (2A max.) output voltages. The combined power of the device is up to 60W.
The power supply features reverse polarity protection and transient voltage surge suppression. The MM-PSF has advanced electromagnetic compatibility (MIL-STD-461F compliant).
The output power is supplied to latching connectors, as well as to system buses PCI-104 and PC/104. The device features short circuit protection with no time limit. As soon as the connection is recovered, the MM-PSF restores power supply automatically.
The MM-PSF is designed in compliance with vehicle standards MIL-STD-1275D and MIL-STD-704F.
| Technical specifications | |
| Power Input | 10V to 36V DC or 19V to 75V DC (isolated) |
| Power Output | 12V DC (5A max.), 5V DC (12A max.), 3.3V DC (2.5A or 7A max.), −12V DC (2A max.) |
| Maximum power load | 30/50/60W |
| Efficiency | 87% (min.) |
| Galvanic isolation | 1500V DC |
| Line regulation | ±1% |
| Switching frequency | 250kHz |
| External control |
“On” - input voltage at “Ctrl” from 1V regarding “-Vin” or open input; “Off” - input voltage at “Ctrl” from 0 to 0.5V regarding “-Vin” |
| Current overload protection |
150% of maximum current |
| Input/output insulation resistance | 1 GOhm @ 500V DC |
| Short circuit protection | No time limit, automatic power restore |
| Watchdog | Yes (optional) |
|
Environmental and physical specifications |
|
|---|---|
| Operating temperature | -40°C to +85°C (-40°F to +185°F) |
|
Thermal protection/shutdown |
+105°С (+221°F) |
|
Storage temperature |
-55°C to +125°C (-67°F to +257°F) |
| Model | Description |
| MM-PSF60I-24-12 | MM-PSF power supply, 60W, 12V DC @ 5A |
| MM-PSF60I-24-5 | MM-PSF power supply, 60W, 5V DC @ 12A |
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